Marzouk Steel, headquartered in Tunis, Tunisia, is a leading manufacturer and supplier of high-quality steel products, serving industries that demand strength, precision, and durability. Among its specialized offerings are Alloy Steel Flanges, designed for secure and reliable connections in piping systems operating under high pressure, temperature, and demanding mechanical conditions. Manufactured with advanced technology and stringent quality control, these flanges provide excellent mechanical performance, corrosion resistance, and long-term reliability. Marzouk Steel ensures that every alloy steel flange meets international standards, offering engineers and fabricators a dependable solution for petrochemical, power generation, oil and gas, and industrial applications.
Alloy Steel Flanges are typically made from chromium-molybdenum, nickel-chromium, or other alloyed steels, depending on the application requirements. The chemical composition enhances tensile strength, hardness, impact resistance, and corrosion resistance. These flanges are manufactured to withstand high-pressure and high-temperature conditions, maintaining structural integrity under extreme stress. They respond effectively to heat treatment processes, optimizing mechanical properties such as yield strength, tensile strength, and toughness. With superior durability and thermal stability, alloy steel flanges are ideal for critical industrial, petrochemical, and mechanical applications.
Alloy Steel Flanges Specification :Â ASTM A182 / ASME SA182
Dimension Standard :Â ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.
Standard :Â ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc.
Size :Â 1/2″ (15 NB) to 48″ (1200NB)
Class / Pressure :Â 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.
Flange Face Type :Â Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)
DIN Flanges :Â DIN 2527, 2566, 2573, 2576, 2641,2642, 2655, 2656, 2627, 2628, 2629, 2631, 2632, 2633, 2634, 2635, 2636, 2637,2638, 2673.
JIS Flanges :Â JIS B2220 5K, JIS B2220 10K, JIS B2220 16K, JIS B2220 20K
BS Flanges :Â BS4504 PN 6, BS 4504 PN 10, BS4504 PN 16, BS4504 PN 25, BS4504 PN 40, BS 4504 PN 64, BS 4504 PN 100, BS 4504 PN 160, BS 4504 PN 250, BS 10, BS Table D, BS Table E, BS Table F, BS Table H.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Marzouk Steel is a top manufacturer and supplier of high-quality Alloy Steel Flanges products in Tunis, Tunisia. Specializing in steel solutions, we provide a wide range of products, including Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel. Our offerings include Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates. Known for our reliable delivery and superior customer service, we are committed to offering top-tier steel materials that ensure durability and performance across a wide range of industrial applications. We strive to meet the highest standards, making us a trusted partner for all your steel needs.
Alloy Steel Flanges are widely used in industries that require strong, reliable connections in piping and machinery systems. They are commonly applied in oil and gas pipelines, chemical and petrochemical plants, power generation equipment, refineries, and heavy industrial machinery. These flanges are engineered to withstand high pressures, elevated temperatures, and corrosive environments while ensuring leak-proof and secure connections. Engineers and fabricators rely on alloy steel flanges for critical applications where durability, safety, and long-term operational efficiency are essential. Their combination of toughness, corrosion resistance, and mechanical strength ensures dependable performance in demanding industrial environments.
Marzouk Steel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Tunis, Tunisia.
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